NRX-UPPER-CROWN-COMPARAISON-INSERT

  1. Study Overview
  2. Simulation Setup
    - Geometry
    - Materials
    - Boundary Conditions
    - Loading
    - Mesh
  3. Simulation Steps
  4. Results
    - Stress Analysis
    - Displacement Analysis
    - Other Results
  5. Conclusions
  6. Appendix
    - Mesh Details
    - Material Properties
    - References

🎯 Study Overview

Goal of the Study: Compare the stresses on the crown between upper with steel steer tube and upper with alluminum steer tube. Both model with maximum interference on the stanchions and steer tube.

Key Parameters:

Expected Outcomes:


🔧 Simulation Setup

Geometry

Materials

Property Value Unit
Name Aluminum 6013 T6 -
Density 2.71 g/cc
Young Modulus 71000 MPa
Poisson Ratio 0.33
Property Value Unit
Name Aluminum 6061 T6 -
Density 2.71 g/cc
Young Modulus 69000 MPa
Poisson Ratio 0.33
Property Value Unit
Name Steel -
Density 7.85 g/cc
Young Modulus 210000 MPa
Poisson Ratio 0.3

Boundary Conditions

Loading

3 load conditions

Mesh


📊 Simulation Steps

INSERTO MODEL

Step number / title 1 - First interference inserto solving
Iterations for convergence 4
Convergence criteria
notes No added loading - Part fixed away from contact
Step number / title 2- Both interference + 1000N
Iterations for convergence 4
Convergence criteria
notes
Step number / title 3 - Both interference + -1000N
Iterations for convergence 4
Convergence criteria
notes

📈 Results

Stress Analysis

ONLY WITH INTERFERENCE

Von Mises Stress

ALUMINUM STEER TUBE
Pasted image 20250526140928.png
Maximum Von Mises Stress: 280.2 MPa

STEEL STEER TUBE
Pasted image 20250526115303.png
Maximum Von Mises Stress: 438.4 MPa

SGN MAXIMUM ABSOLUTE PRINCIPAL STRESS

ALUMINUM STEER TUBE
Pasted image 20250526141355.png
Maximum SGN MAX ABS PRI Stress: 296.8 MPa
Minimum SGN MAX ABS PRI Stress: -234 MPa
STEEL STEER TUBE
Pasted image 20250526120119.png
Maximum SGN MAX ABS PRI Stress: 469 MPa
Minimum SGN MAX ABS PRI Stress: -357.5 MPa

F2=1000N

Von Mises Stress

ALUMINUM STEER TUBE
Pasted image 20250526143429.png
Maximum Von Mises Stress: 312.1 MPa

STEEL STEER TUBE
Pasted image 20250526114814.png
Maximum Von Mises Stress: 458.9 MPa

SGN MAXIMUM ABSOLUTE PRINCIPAL STRESS

ALUMINUM STEER TUBE
Pasted image 20250526144021.png
Maximum SGN MAX ABS PRI Stress: 296.8 MPa
Minimum SGN MAX ABS PRI Stress: -249.3 MPa

STEEL STEER TUBE
Pasted image 20250526121420.png
Maximum SGN MAX ABS PRI Stress: 429.8 MPa
Minimum SGN MAX ABS PRI Stress: -356.3 MPa

F1=-1000

Von Mises Stress

ALUMINUM STEER TUBE
Pasted image 20250526144722.png
Maximum Von Mises Stress: 277.5 MPa

STEEL STEER TUBE
Pasted image 20250526140445.png
Maximum Von Mises Stress: 458.9 MPa

SGN MAXIMUM ABSOLUTE PRINCIPAL STRESS

ALUMINUM STEER TUBE
Pasted image 20250526145419.png
Maximum SGN MAX ABS PRI Stress: 289.7 MPa
Minimum SGN MAX ABS PRI Stress: -247.7 MPa

STEEL STEER TUBE
Pasted image 20250526140249.png
Maximum SGN MAX ABS PRI Stress: 429.8 MPa
Minimum SGN MAX ABS PRI Stress: -356.3 MPa

Displacement Analysis

Maximum Displacement: [Maximum displacement value] mm

Other Results


🔍 Conclusions

Key Findings:

Recommendations:


📑 Appendix

Mesh Details

Material Properties

[Material 1 name]

References

  1. [Reference 1]